Commit 110d3ffe authored Aug 07, 2024 by Petr Machata Committed by Jakub Kicinski Aug 12, 2024

selftests: router_mpath: Sleep after MZ

In the context of an offloaded datapath, it may take a while for the ip
link stats to be updated. This causes the test to fail when MZ_DELAY is too
low. Sleep after the packets are sent for the link stats to get up to date.

Signed-off-by: Petr Machata <petrm@nvidia.com>
Reviewed-by: Ido Schimmel <idosch@nvidia.com>
Reviewed-by: David Ahern <dsahern@kernel.org>
Link: https://patch.msgid.link/8b1971d948273afd7de2da3d6a2ba35200540e55.1723036486.git.petrm@nvidia.com

Signed-off-by: Jakub Kicinski <kuba@kernel.org>

parent b72a6a7a

tools/testing/selftests/net/forwarding/router_mpath_nh.sh

+2 −0

Original line number	Diff line number	Diff line
		@@ -243,6 +243,7 @@ multipath4_test()

		ip vrf exec vrf-h1 $MZ $h1 -q -p 64 -A 192.0.2.2 -B 198.51.100.2 \
		-d $MZ_DELAY -t udp "sp=1024,dp=0-32768"
		sleep 1

		t1_rp12=$(link_stats_tx_packets_get $rp12)
		t1_rp13=$(link_stats_tx_packets_get $rp13)
		@@ -276,6 +277,7 @@ multipath6_test()

		$MZ $h1 -6 -q -p 64 -A 2001:db8:1::2 -B 2001:db8:2::2 \
		-d $MZ_DELAY -t udp "sp=1024,dp=0-32768"
		sleep 1

		t1_rp12=$(link_stats_tx_packets_get $rp12)
		t1_rp13=$(link_stats_tx_packets_get $rp13)

tools/testing/selftests/net/forwarding/router_mpath_nh_res.sh

+2 −0

Original line number	Diff line number	Diff line
		@@ -244,6 +244,7 @@ multipath4_test()

		ip vrf exec vrf-h1 $MZ $h1 -q -p 64 -A 192.0.2.2 -B 198.51.100.2 \
		-d $MZ_DELAY -t udp "sp=1024,dp=0-32768"
		sleep 1

		t1_rp12=$(link_stats_tx_packets_get $rp12)
		t1_rp13=$(link_stats_tx_packets_get $rp13)
		@@ -274,6 +275,7 @@ multipath6_l4_test()

		$MZ $h1 -6 -q -p 64 -A 2001:db8:1::2 -B 2001:db8:2::2 \
		-d $MZ_DELAY -t udp "sp=1024,dp=0-32768"
		sleep 1

		t1_rp12=$(link_stats_tx_packets_get $rp12)
		t1_rp13=$(link_stats_tx_packets_get $rp13)

tools/testing/selftests/net/forwarding/router_multipath.sh

+2 −0

Original line number	Diff line number	Diff line
		@@ -180,6 +180,7 @@ multipath4_test()

		ip vrf exec vrf-h1 $MZ $h1 -q -p 64 -A 192.0.2.2 -B 198.51.100.2 \
		-d $MZ_DELAY -t udp "sp=1024,dp=0-32768"
		sleep 1

		t1_rp12=$(link_stats_tx_packets_get $rp12)
		t1_rp13=$(link_stats_tx_packets_get $rp13)
		@@ -217,6 +218,7 @@ multipath6_test()

		$MZ $h1 -6 -q -p 64 -A 2001:db8:1::2 -B 2001:db8:2::2 \
		-d $MZ_DELAY -t udp "sp=1024,dp=0-32768"
		sleep 1

		t1_rp12=$(link_stats_tx_packets_get $rp12)
		t1_rp13=$(link_stats_tx_packets_get $rp13)